US Bridges

Elgin Road over East Cache Creek

Good

Comanche County, Oklahoma · Fort Sill Army Post · Structure no. DAPTRASIL00000C

Built
2005
20 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
143 ft
2 main spans
Daily traffic
400
2024 count
Owner
Federal
Army

About this bridge

Elgin Road over East Cache Creek is a prestressed concrete stringer/multi-beam or girder carrying Elgin Road over East Cache Creek in Comanche County, Oklahoma. It was built in 2005, so it is 20 years old, younger than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 400 vehicles a day, roughly 40% of them trucks, projected to reach 400 by 2046. The structure is 143 ft (43.6 m) long and 36 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesElgin Road
CrossesEast Cache Creek
LocationFort Sill Army Post
Coordinates34.68729, -98.38124
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating102.5 US tons
Inventory rating62.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadOther
Structure length143 ft (43.6 m)
Longest span71 ft (21.6 m)
Deck width36 ft (11 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2024)
Projected traffic400 by 2046
Trucks40%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerArmy
Maintained byArmy
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$2,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Elgin Road over East Cache Creek built?

It was built in 2005, making it 20 years old in 2025.

What condition is Elgin Road over East Cache Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2024.

How much traffic does Elgin Road over East Cache Creek carry?

About 400 vehicles per day (2024 count), of which roughly 40% are trucks.

How long is Elgin Road over East Cache Creek?

The structure is 143 ft (43.6 m) long with a longest span of 71 ft (21.6 m) and a deck 36 ft wide.

Who owns Elgin Road over East Cache Creek?

It is owned by the Army.